/* DMFJ Design System - North Sea Jazz Inspired */

:root {
    /* Colors */
    --color-bg: #050505;
    /* Deep Black */
    --color-bg-alt: #0a0a0a;
    /* Slightly lighter for cards */
    --color-text: #ffffff;
    --color-text-muted: #d0d0d0;
    /* Slightly brighter for better contrast */
    --color-accent: #FFAB00;
    /* Festival Amber / Gold - Energetic & Warm */
    --color-accent-dim: rgba(255, 171, 0, 0.15);
    --color-border: #333;

    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Oswald', sans-serif;
    /* Impactful headings */

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Effects */
    --glow: 0 0 20px var(--color-accent-dim);
    --glow-hover: 0 0 30px rgba(0, 242, 255, 0.3);
    --transition: all 0.3s ease;
}

/* Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.05em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
}

/* Typography Utilities */
.text-accent {
    color: var(--color-accent);
}

.text-center {
    text-align: center;
}

/* Components */

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
}

.header-logo {
    height: 60px;
    width: auto;
    filter: brightness(0) invert(1);
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-socials {
    display: flex;
    gap: 1rem;
    margin-left: 2rem;
    /* Separate from text links */
    align-items: center;
}

.nav-socials .social-icon {
    width: 20px;
    height: 20px;
    fill: var(--color-text);
}

.nav-socials a:hover .social-icon {
    fill: var(--color-accent);
    transform: scale(1.1);
}

/* Fixed Background Container */
.fixed-bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    background-color: #000;
}

.fixed-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
}

.fixed-bg.active {
    opacity: 1;
}

.fixed-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    /* Brighter overlay for text readability */
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: transparent;
}

/* Intro Section */
.section-intro {
    background: transparent;
    padding: var(--spacing-xl) 0;
}

.intro-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.intro-text {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.25rem;
    color: var(--color-text);
    line-height: 1.6;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.header-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.6;
    /* Slight overlay effect */
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid var(--color-text);
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}

.btn:hover {
    background: var(--color-accent);
    color: #000;
    border-color: var(--color-accent);
    box-shadow: 0 0 20px var(--color-accent);
}

.btn-primary {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Concepts Grid */
#concepts {
    background-color: var(--color-bg);
    position: relative;
    z-index: 1;
    /* Ensure it covers the fixed background */
}

.grid-concepts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* Force 2 columns for 4 items */
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    /* Reduced padding inside, image will be full width usually */
    padding: 0;
    /* Let image hit edges */
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--glow-hover);
}

.card-image {
    width: 100%;
    aspect-ratio: 16/9;
    background: #222;
    /* Placeholder color */
    object-fit: cover;
}

.card-content {
    padding: var(--spacing-md);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.card-text {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg) 0;
    background: #000;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 24px;
    height: 24px;
    fill: var(--color-text-muted);
    transition: var(--transition);
}

.social-links a:hover .social-icon {
    fill: var(--color-accent);
    transform: scale(1.1);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
        /* Slightly smaller for better fit */
    }

    /* Force 2 columns on mobile for specific grids per user request */
    .grid-concepts {
        grid-template-columns: 1fr 1fr !important;
        gap: var(--spacing-sm) !important;
    }

    /* New class to force side-by-side on mobile */
    .split-mobile {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: var(--spacing-sm) !important;
        align-items: center !important;
    }

    /* Adjustments for compact side-by-side view */
    .split-mobile .card-content {
        padding: var(--spacing-xs) !important;
    }

    .split-mobile h2,
    .split-mobile h3 {
        font-size: 1rem !important;
        /* Smaller headings */
        margin-bottom: 0.2rem !important;
    }

    .split-mobile p {
        font-size: 0.75rem !important;
        /* Smaller text */
        line-height: 1.3 !important;
        display: -webkit-box;
        -webkit-line-clamp: 4;
        /* Limit lines to prevent overflowing */
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .split-mobile .btn {
        padding: 0.3rem 0.6rem !important;
        font-size: 0.7rem !important;
    }

    .split-mobile img {
        height: 100% !important;
        min-height: 120px;
        object-fit: cover;
    }

    /* Adjust Nav for Mobile */
    .navbar .container {
        flex-direction: column;
        gap: 0.5rem;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }

    .nav-links {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-links a {
        padding: 0.2rem;
        font-size: 0.9rem;
    }

    /* Reset order only if NOT using split-mobile (split mobile keeps order) */
    div:not(.split-mobile)>div[style*="order"] {
        order: unset !important;
    }
}

/* Concept Detail Page Styles */
.history-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.history-item {
    background: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-left: 2px solid var(--color-accent);
    transition: var(--transition);
}

.history-item:hover {
    background: #111;
    transform: translateX(5px);
}

.history-item span {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.history-item h3 {
    font-size: 1.1rem;
    margin: 0;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-sm);
}

.image-gallery img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: 4px;
    filter: grayscale(20%);
    transition: var(--transition);
}

.image-gallery img:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
}

/* Logo Utilities */
.logo-badge {
    max-width: 180px;
    height: auto;
}

.logo-character {
    max-width: 250px;
    height: auto;
}

.logo-pin {
    max-width: 60px;
    height: auto;
}

/* --- Logo Carousel --- */
.logo-carousel-section {
    padding: var(--spacing-lg) 0;
    overflow: hidden;
    /* Hide scrollbar */
    background: transparent;
    /* Or match body bg */
}

.carousel-title {
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo-carousel {
    overflow: hidden;
    position: relative;
    width: 100%;
}

.logo-track {
    display: flex;
    width: max-content;
    /* gap: 4rem; Removed to fix loop math */
    animation: scroll 25s linear infinite;
    /* Slower speed (25s) */
    align-items: center;
    /* Vertically align logos */
}

.logo-track img {
    height: 100px;
    /* Default size */
    width: auto;
    object-fit: contain;
    /* Make logos white */
    filter: brightness(0) invert(1);
    opacity: 1;
    transition: opacity 0.3s ease;
    margin-right: 4rem;
    /* Use margin instead of gap for perfect loop math */
}

.logo-track img.logo-no-filter {
    filter: none !important;
}

/* Specific Logo Sizes */
.logo-track img.logo-elevation {
    height: 160px;
    /* Much bigger */
    filter: brightness(0) invert(1);
    /* Ensure white */
}

.logo-track img.logo-trailerfest {
    height: 85px;
    /* Smaller per user request */
}

.logo-track img.logo-dream,
.logo-track img.logo-duikboot {
    height: 120px;
    /* Slightly bigger */
}

.logo-track img.logo-vanasch {
    height: 80px;
    /* Smaller */
}

.logo-track img:hover {
    opacity: 1;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-25%);
        /* Shift 1/4 (1 set out of 4) for seamless loop */
    }
}